diff options
Diffstat (limited to 'drivers/scsi/ufs/ufs_quirks.h')
| -rw-r--r-- | drivers/scsi/ufs/ufs_quirks.h | 35 |
1 files changed, 16 insertions, 19 deletions
diff --git a/drivers/scsi/ufs/ufs_quirks.h b/drivers/scsi/ufs/ufs_quirks.h index 22f881e9253a..08b799d4efcc 100644 --- a/drivers/scsi/ufs/ufs_quirks.h +++ b/drivers/scsi/ufs/ufs_quirks.h @@ -128,26 +128,23 @@ struct ufs_dev_fix { */ #define UFS_DEVICE_QUIRK_DELAY_BEFORE_LPM (1 << 6) +/* + * Some UFS devices require host PA_TACTIVATE to be lower than device + * PA_TACTIVATE, enabling this quirk ensure this. + */ +#define UFS_DEVICE_QUIRK_HOST_PA_TACTIVATE (1 << 7) + +/* + * The max. value PA_SaveConfigTime is 250 (10us) but this is not enough for + * some vendors. + * Gear switch from PWM to HS may fail even with this max. PA_SaveConfigTime. + * Gear switch can be issued by host controller as an error recovery and any + * software delay will not help on this case so we need to increase + * PA_SaveConfigTime to >32us as per vendor recommendation. + */ +#define UFS_DEVICE_QUIRK_HOST_PA_SAVECONFIGTIME (1 << 8) + struct ufs_hba; void ufs_advertise_fixup_device(struct ufs_hba *hba); -static struct ufs_dev_fix ufs_fixups[] = { - /* UFS cards deviations table */ - UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL, - UFS_DEVICE_QUIRK_DELAY_BEFORE_LPM), - UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL, UFS_DEVICE_NO_VCCQ), - UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL, - UFS_DEVICE_QUIRK_RECOVERY_FROM_DL_NAC_ERRORS), - UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL, - UFS_DEVICE_NO_FASTAUTO), - UFS_FIX(UFS_VENDOR_TOSHIBA, UFS_ANY_MODEL, - UFS_DEVICE_QUIRK_DELAY_BEFORE_LPM), - UFS_FIX(UFS_VENDOR_TOSHIBA, "THGLF2G9C8KBADG", - UFS_DEVICE_QUIRK_PA_TACTIVATE), - UFS_FIX(UFS_VENDOR_TOSHIBA, "THGLF2G9D8KBADG", - UFS_DEVICE_QUIRK_PA_TACTIVATE), - UFS_FIX(UFS_VENDOR_SKHYNIX, UFS_ANY_MODEL, UFS_DEVICE_NO_VCCQ), - - END_FIX -}; #endif /* UFS_QUIRKS_H_ */ |